2013128440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{62989}}^1$

素因数の和:63064

約数の個数: 64

約数和(自身を含む): 4898102400

約数和(自身を除く): 2884973960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 940, 1598, 1880, 3196, 3995, 6392, 7990, 15980, 31960, 62989, 125978, 251956, 314945, 503912, 629890, 1070813, 1259780, 2141626, 2519560, 2960483, 4283252, 5354065, 5920966, 8566504, 10708130, 11841932, 14802415, 21416260, 23683864, 29604830, 42832520, 50328211, 59209660, 100656422, 118419320, 201312844, 251641055, 402625688, 503282110, 1006564220, 2013128440]

約数ペア:

[(1, 2013128440), (2, 1006564220), (4, 503282110), (5, 402625688), (8, 251641055), (10, 201312844), (17, 118419320), (20, 100656422), (34, 59209660), (40, 50328211), (47, 42832520), (68, 29604830), (85, 23683864), (94, 21416260), (136, 14802415), (170, 11841932), (188, 10708130), (235, 8566504), (340, 5920966), (376, 5354065), (470, 4283252), (680, 2960483), (799, 2519560), (940, 2141626), (1598, 1259780), (1880, 1070813), (3196, 629890), (3995, 503912), (6392, 314945), (7990, 251956), (15980, 125978), (31960, 62989)]